Pipeline protector



FIG. 1 is a front view of the pipeline protector showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof taken on line 3--3 of FIG. 1;

FIG. 4 is a sectional view thereof taken on line 4--4 of FIG. 1. 

The ornamental design for a pipeline protector, substantially as shown. 